Resubmissions

05-01-2024 07:55

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05-01-2024 07:53

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05-01-2024 07:48

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05-01-2024 07:45

240105-jlehtagfe6 1

05-01-2024 07:39

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05-01-2024 07:28

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Analysis

  • max time kernel
    269s
  • max time network
    286s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-ja
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-jalocale:ja-jpos:windows10-2004-x64systemwindows
  • submitted
    05-01-2024 07:39

General

  • Target

    https://www.fenet.jp

Score
1/10

Malware Config

Signatures

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of SendNotifyMessage 24 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\Google\Chrome\Application\chrome.exe
    "C:\Program Files\Google\Chrome\Application\chrome.exe" --disable-background-networking --disable-component-update --simulate-outdated-no-au='Tue, 31 Dec 2099 23:59:59 GMT' --single-argument https://www.fenet.jp
    1⤵
    • Enumerates system info in registry
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=106.0.5249.119 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffd639e9758,0x7ffd639e9768,0x7ffd639e9778
      2⤵
        PID:4868
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1724 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:2
        2⤵
          PID:3084
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2156 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:8
          2⤵
            PID:1084
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2204 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:8
            2⤵
              PID:1612
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=3052 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:1
              2⤵
                PID:4972
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=3060 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:1
                2⤵
                  PID:4120
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5700 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:8
                  2⤵
                    PID:3696
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=5384 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:8
                    2⤵
                      PID:1344
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=10 --mojo-platform-channel-handle=4056 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:1
                      2⤵
                        PID:2500
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=9 --mojo-platform-channel-handle=1672 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:1
                        2⤵
                          PID:5036
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --disable-gpu-sandbox --use-gl=disabled --gpu-vendor-id=4318 --gpu-device-id=140 --gpu-sub-system-id=0 --gpu-revision=0 --gpu-driver-version=10.0.19041.546 --gpu-preferences=UAAAAAAAAADoAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAACQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1084 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:2
                          2⤵
                          • Suspicious behavior: EnumeratesProcesses
                          PID:2792
                        • C:\Program Files\Google\Chrome\Application\chrome.exe
                          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3224 --field-trial-handle=1896,i,10346339064713564521,17721144318060325580,131072 /prefetch:8
                          2⤵
                          • Modifies registry class
                          • Suspicious use of SetWindowsHookEx
                          PID:3952
                      • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                        "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                        1⤵
                          PID:1016

                        Network

                        MITRE ATT&CK Enterprise v15

                        Replay Monitor

                        Loading Replay Monitor...

                        Downloads

                        • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\77EC63BDA74BD0D0E0426DC8F8008506

                          Filesize

                          330B

                          MD5

                          8c8b67333dea35f93cebb4b5b21902e2

                          SHA1

                          929b42df4123ce9a9fa3f3bc6b20696a8900c249

                          SHA256

                          2fee2ceb133460bf7cd37003859fea63dd39d2075e484e5d6d15f80d9a4f4706

                          SHA512

                          573394b042c9096b76a77216bab6db67b8d52f51bf12a857b448d91a63710c189a451c1c2fbd567c6dc7944a92f3c239178bfde18a2b72c328dc70b9d6b2a4a1

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                          Filesize

                          120B

                          MD5

                          73cc6730f46b4256c48bc1145b5d8790

                          SHA1

                          f8bba8c8c8a71511bd90c8c43c7717b8fb43b6bc

                          SHA256

                          9fc075c4efbe5ceb0e5d3e023beec1cb25ecad2966cfa3f06ffb887fa917bf2b

                          SHA512

                          7eee217928adecfb0d6c12797cc19acfda0b2f282162a4c702c00fffaf555779181f5443f5441558ad5fc6851cfc26e269a8240d138b1e9bae8e0621803fe7dc

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Code Cache\js\index-dir\the-real-index

                          Filesize

                          168B

                          MD5

                          8f54b1704cb82b0664bf0d3a1926623d

                          SHA1

                          0ce96666d4e4351f693d4127383c61f632d76ec1

                          SHA256

                          d0a466075d4ec8938f9cbffc469166f7c031890421e4ce657c31cd71dd4236d2

                          SHA512

                          199930564ef65564557955417614bf38b345487ba6c354017de9d182bb35a17e52d903f6ee1bc6c8f0fd8a7e71ef547cd0165dd5e02275b09bf902ee60a3a8ee

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\File System\000\t\Paths\CURRENT

                          Filesize

                          16B

                          MD5

                          46295cac801e5d4857d09837238a6394

                          SHA1

                          44e0fa1b517dbf802b18faf0785eeea6ac51594b

                          SHA256

                          0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443

                          SHA512

                          8969402593f927350e2ceb4b5bc2a277f3754697c1961e3d6237da322257fbab42909e1a742e22223447f3a4805f8d8ef525432a7c3515a549e984d3eff72b23

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\6486a87f-f0e4-441b-b99e-56157bc7fda8.tmp

                          Filesize

                          873B

                          MD5

                          7cc606827d775d3ba58e108f97bead8e

                          SHA1

                          e32aa419caff79e9f59f424f417356a51ec86701

                          SHA256

                          cc0c5713abfd3c47c5b30010e89fafde18e0a7a6bf44c166410858b6461c0ba5

                          SHA512

                          3043d5c9c7cbfdedd53f696a1a81d789b062c14d2e38ecc37bbe2a04f218f509946ea7b99e7a759ec9de285d294dfe04aab9a4de14544d4279a846903abbd966

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                          Filesize

                          1KB

                          MD5

                          584f7a711ff6c5dd12af40cfe946eedc

                          SHA1

                          cb80056200f0cc3d76ea53c59916df166d15b0d8

                          SHA256

                          bc51685f92fa101189a2a51a463d95320ba7773415a28e72e76bbe323ce716ad

                          SHA512

                          6e4ef3783c6f555b6676e73c05ba5da1284038537ab0fc015b9df1a3e636acc625d8f776d0eb990dc7f76af1ba531ea77c88f9a0170cc70b20fa60be0abca303

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                          Filesize

                          2KB

                          MD5

                          f5956fd181d1638d817caf41252f81af

                          SHA1

                          9f29681c4f5f16a62a59b3ee291b7cabba6ea980

                          SHA256

                          e5b93703f3c50dc9b1ebc046194176446732274d214973ecb0365c309c945667

                          SHA512

                          7478f54e14dec3eca3484c5449b3456b882b48bc84c89aa712d2a92c0c200b1ad877f2bd9633c9630c88d1f51c99a51b7a1e742dfea596dfc9eefa9bccb3f3a0

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\Network Persistent State

                          Filesize

                          2KB

                          MD5

                          d618461670d8e241fcbd063595b314b9

                          SHA1

                          23bd71fdde1e0ebc9c3b4b70c448389245d01af9

                          SHA256

                          72d977b58da03560595219d2a5e2efbeb369007db342def1b75bfc649a98ad77

                          SHA512

                          d2add29b14b3d6476b9e05f672567d1c8f7f6edc8c42be74ad93583f3f8942f3516c0e95121349936de984c71b8815699643ad5995a2014bf948ac16278f7b3c

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                          Filesize

                          875B

                          MD5

                          c4d8fb05193f9aa065d2d553395e812e

                          SHA1

                          f42fcc1beda7cc037dd8287482532f0682bf4907

                          SHA256

                          3cf385eda5553d0b9d90bbf81f4c620466f6cef6f31473605c1aabcc4cb5e30a

                          SHA512

                          791cc2e391eb0e7ed8c0a32fce8d2cc054939d63b7d32b7405bac13a1dcc3d0c00384f71569aeb75673d67dcfbb2bdee62ba73e7f9770a199da4efadf467e53c

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                          Filesize

                          873B

                          MD5

                          c6f8095c09db7f72e5f38be1bd2e00dd

                          SHA1

                          fc555a125fe8532a2c1d23822814aa7567cce9e7

                          SHA256

                          529f1433dfc51ef2bf66b285c448514c09ba2fef252715a2f70944c801f73faa

                          SHA512

                          189ab93948b38a1b12ede4bcd866fcf5fded63e30119fba381d6f4e473de5ed7916f62686838fd5947a698d92ff49b8c3a9a67006c386f8c470cedff702f3438

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\TransportSecurity

                          Filesize

                          875B

                          MD5

                          9a91801ee7bf0bec461856cda916e992

                          SHA1

                          50a5a8de661deabc6de611f3a4b99d3d2cb7c7fe

                          SHA256

                          80a73d6d3c331a5d1a90289e1f76a6446f2524aa7f0d99730d7411fd3a4ca995

                          SHA512

                          c64d95f19e0109cd2a9126d344eaa73e13d1b64a8de3e9a14645456c9f3ada4869daf60497804a6179395ce10e016427c52dc37a212f7f65bd7fbacf6024b92a

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          6KB

                          MD5

                          8f52c01791723ad9bcbb3d9659b4cea8

                          SHA1

                          17ecf0c8d7c20614eec74d1d2d5f5668ef243306

                          SHA256

                          d016fcbf813c5c1e328df16fce6c23dd2e6b4acf44b702c06fffbbef73e22dad

                          SHA512

                          781a77076cd354d524099f1fe3d96e4bc8eba88f39574724fc995f442d0c913f347a3026bef84d02cf9c2a8ef2d87c4fe7bc54f92501da17fa4a44a31e727875

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          9KB

                          MD5

                          c20071789bbed8ca6b902b9114553424

                          SHA1

                          4d796062a80294993d300afdf414cd6b96ccdc14

                          SHA256

                          4c97d0b8ad146c0b6714e5364c097acb2da797a06e9cd0aa6056defe29a9a0cc

                          SHA512

                          cabe4405658969e07abe053bd03e9a4d5bddc39552e8b713129f2036048c3462bbd669bb3af20117656c04e573cf7390e5777c92277fd6e0ef998050ef2f93b5

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          52KB

                          MD5

                          1ce36488fadda90a51f420a21b4ca4ce

                          SHA1

                          e969d9a61c2616fd111658ad772f166107a92784

                          SHA256

                          0478e2fbda717cbc1bc3eec14d7a65d299bba8f9d87555e127466b25b8f00476

                          SHA512

                          a64a7653447c1c0f219050480a15b0178db00c399524bfba2b22f6ebbc921579f4734e7dbab7e8ebd0f773c55ccdec75fe9c5ed6847c417a28d9545376302532

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          52KB

                          MD5

                          4c24c8e84a9d713c1f9829a3a2635c07

                          SHA1

                          c0cfe5decee0929f40e5c135cd1f35498d5a0d90

                          SHA256

                          d165c19645e530ea29463a2534a39038673e25800f836377ac53e4d0bde264dd

                          SHA512

                          539c1f2e65df062657acd6ede1a6a6308a72a5a50e4b3e2fabf21bf12720068930824a28d5e4aab9918a995a0a98c3c55f42265153fe6c5eb57766164822f7b7

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          9KB

                          MD5

                          b4d3d39c4f48e0f80cdfc7bd705ecaf2

                          SHA1

                          a958ff4f28203dcb75dac04bed34c50921f1deda

                          SHA256

                          1bbb9802a9c3db3657a7fd2a79deb43e9ab5af235e3e5443c9f47007926a89e4

                          SHA512

                          4e1043e2b7bbe83c494553e6404befbc73571c03626325e5bae57fb9ed35a84437b0deb1795c3bf99685b50f7e63a0d4805eff16cae0fc9bad01b720391d5b2b

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          9KB

                          MD5

                          ef87d9b91cbac660847203d82c11dc7a

                          SHA1

                          642a9fac62135ea446b63ecfeb4c968bb645df97

                          SHA256

                          b23c9a88303daa6bfe23cd311b9dc49d5eb4940dcb9523694e5e3dc5c021bcdb

                          SHA512

                          1128040c026024821ab2f8bdafec15fd811a43fbd3ff4353b155219c93814f60f181698d9be9b7245c4daefcde97e038b3a952866febaa5f83184bf8f7533a30

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          52KB

                          MD5

                          51458cebdd8d15d456902f8fa4d53a4e

                          SHA1

                          ddcdd3d46690c5b510f5b475469715f2fc786177

                          SHA256

                          b5484e5cefa43098d2bc9622b26da40d344f2472e2d029b354b83ad8c24f8d9c

                          SHA512

                          fd43394c2ef9de8f68909ec51fbe7b735eb336945146cfbe91a524de2ffa06cb76e2b3be31ddf6d948a98feec05d5fd2cd0a0ee113171defb476eb8901a62f16

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          52KB

                          MD5

                          33863c252dc93cba2694e9669e3aece6

                          SHA1

                          5b5b2637b0334694f2de415ef3d6ca6d30741d56

                          SHA256

                          5a3928af12150cdd61cd7f28b8625032e2ffb8b25486490d3e793e619dcee0f2

                          SHA512

                          1116a4861d9256341d7ad237027aae43268c8a309e94e9e9c7fbd3ebbe5a2425a7bf1217c4d5060032400860b02f392151e823b1c7c3fc9b2b6f4623e0dc917b

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Preferences

                          Filesize

                          52KB

                          MD5

                          d33dfdf2784c89bc44098caed3b01d86

                          SHA1

                          37e287e7063cdf176ad17645bb94c8e00a9f348a

                          SHA256

                          3fb1acaa2b9f6995bfb9ccc4a48aacc63b692f336096c858f90406e2724a705d

                          SHA512

                          37d7969805100ddc7425e228f02a184287ed340935de1852f4e6a7511177cd48e835e33f33db322553248891fdacfcefcd6329cc9aca59e9319e29fea105dd35

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                          Filesize

                          114KB

                          MD5

                          7de5ebc4dc7e5b2b2b03fbc179c8bb05

                          SHA1

                          2c72f78336960281dc246ef5c56f009c7c386279

                          SHA256

                          0819f150df3f5684040b91a0e49690e4f3010111da6720992fad870a8aa702c4

                          SHA512

                          203fff5a3f4cdcee1a1736cfb8cde6153cce2f0d19cb02e90682c686e95a2c815d38e2bb8920b0cc5392aee7a9c3546d8effd74048bc73c484bf7f6314979e6a

                        • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\persisted_first_party_sets.json

                          Filesize

                          2B

                          MD5

                          99914b932bd37a50b983c5e7c90ae93b

                          SHA1

                          bf21a9e8fbc5a3846fb05b4fa0859e0917b2202f

                          SHA256

                          44136fa355b3678a1146ad16f7e8649e94fb4fc21fe77e8310c060f61caaff8a

                          SHA512

                          27c74670adb75075fad058d5ceaf7b20c4e7786c83bae8a32f626f9782af34c9a33c2046ef60fd2a7878d378e29fec851806bbd9a67878f3a9f1cda4830763fd